A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 6610-00-904-4839
NSN 6320-01-436-9228
NSN 6110-01-030-2512
NSN 7035-01-573-5916
NSN 5999-01-549-3415
NSN 5925-01-121-9398
NSN 5998-01-327-2995
NSN 6645-01-567-8282
NSN 5855-01-053-0679
NSN 5960-01-274-7628
NSN 4140-01-261-0032
NSN 5975-01-268-1529